FREQUENCY Frequency
Attributes
VAL_FREQ_TRANS Transmission frequency
VAL_FREQ_REC Reception frequency
UOM_FREQ Unit of measurement [frequency]
CODE_TYPE Type
CODE_EM Emission
CODE_SELCAL SELCAL treated
TXT_RMK Remark
Relationships
must be attributed to one and only one SERVICE Service
The frequency is used to provide an in-flight service.
must be identified by one or more CALLSIGN_DETAIL Callsign
may be active according to one and only one TIMETABLE Timetable
FUEL Fuel
Attributes
CODE_CAT Category
TXT_DESCR Description
TXT_RMK Remark
Relationships
must be available at one and only one AD_HP Aerodrome / Heliport
GATE_STAND Parking position stand or gate
Attributes
TXT_DESIG Designator
CODE_TYPE Type
TXT_DESCR_RESTR_USE Description of restrictive use
GEO_LAT Latitude
GEO_LONG Longitude
CODE_DATUM Datum
VAL_GEO_ACCURACY Geographical accuracy
UOM_GEO_ACCURACY Unit of measurement [geographical accuracy]
VAL_ELEV Elevation
VAL_ELEV_ACCURACY Elevation accuracy
VAL_GEOID_UNDULATION Geoid undulation
UOM_DIST_VER Unit of measurement [vertical distance]
VAL_CRC Cyclic redundancy check
TXT_VER_DATUM Vertical Datum
TXT_RMK Remark
Relationships
must be on one and only one APRON Apron
may be having one or more NAV_SYS_CHECKPOINT Checkpoint
GEO_BORDER Physical or political border
Attributes
TXT_NAME Name
CODE_TYPE Type
TXT_RMK Remark
Relationships
may be used to define one or more AIRSPACE_BORDER_VERTEX Airspace border vertex
must be made of one or more GEO_BORDER_VERTEX Vertex of physical or political border
GEO_BORDER_VERTEX Vertex of physical or political border
Attributes
NO_SEQ Sequence number
CODE_TYPE Type
GEO_LAT Latitude
GEO_LONG Longitude
CODE_DATUM Datum
VAL_GEO_ACCURACY Geographical accuracy
UOM_GEO_ACCURACY Unit of measurement [geographical accuracy]
VAL_CRC Cyclic redundancy check
TXT_RMK Remark
Relationships
must be composing one and only one GEO_BORDER Physical or political border
HOLDING_PROCEDURE Holding procedure
Attributes
CODE_TYPE Type
TXT_DESCR Description
TXT_RMK Remark
Relationships
must be established at one and only one SIGNIFICANT_POINT Significant point
Rule:
  1. The related SIGNIFICANT_POINT must be also related ("a fix for") to one of the PROCEDURE_LEGs that are "part of" the HOLDING_PROCEDURE.
may be served by one or more SERVICE_ON_HOLDING_PROC Service provided on holding procedure
may be composed of one or more PROCEDURE_LEG Procedure leg
Rule:
  1. The value of NO_SEQ of all PROCEDURE_LEG that are related to the same HOLDING_PROCEDURE must be unique.
  2. All PROCEDURE_LEG that are 'part of' a HOLDING_PROCEDURE must have CODE_TYPE='HM'.
IAP Instrument approach procedure [IAP]
Attributes
TXT_DESIG Designator
CODE_CAT_ACFT Aircraft category
CODE_RNP Required navigation performance
TXT_DESCR_COM_FAIL Communication failure description
CODE_TRANS_ID Transition identifier
CODE_TYPE_RTE Type
TXT_DESCR_MISS Missed approach procedure description
TXT_RMK Remark
Relationships
may be composed of one or more PROCEDURE_LEG Procedure leg
Rule:
  1. The value of NO_SEQ of all PROCEDURE_LEG that are related to the same IAP must be in a sequence, either ascending or descending (at one moment in time). This inherently implies uniqueness.
may be associated with one and only one MSA_GROUP MSA group
may be used according to one or more IAP_USAGE IAP condition of usage
may be having one or more OCA_OCH Obstacle clearance altitude / height
must be associated with one and only one AD_HP Aerodrome / Heliport
may be served by one or more SERVICE_ON_IAP Service provided on IAP
either may be used for landing on one and only one FATO_DIRECTION Approach and take-off direction of a FATO
... or may be used for landing on one and only one TLOF Touch down and lift off area [TLOF]
... or may be used for landing on one and only one RWY_DIRECTION RWY direction
IAP_USAGE IAP condition of usage
Attributes
CODE_RTE_AVBL IAP usage within the flexible use of airspace
TXT_RMK Remark
Relationships
must be based on one and only one IAP Instrument approach procedure [IAP]
may be operating according to one and only one TIMETABLE Timetable
ILS Instrument landing system [ILS]
Attributes
CODE_CAT Category
TXT_RMK Remark
Relationships
may be having one and only one ILS_GP ILS Glide Path
may be having one and only one DME Distance measuring equipment [DME]
may be having one or more MKR Marker [MKR]
must be having one and only one ILS_LLZ ILS Localizer
may be recommended for one or more PROCEDURE_LEG Procedure leg
either must be associated with one and only one RWY_DIRECTION RWY direction
... or must be associated with one and only one FATO_DIRECTION Approach and take-off direction of a FATO
ILS_GP ILS Glide Path
Attributes
VAL_FREQ Frequency
UOM_FREQ Unit of measurement [frequency]
CODE_EM Emission
VAL_SLOPE Slope angle
VAL_RDH Reference datum height
UOM_RDH Unit of measurement [reference datum height]
GEO_LAT Latitude
GEO_LONG Longitude
CODE_DATUM Datum
VAL_GEO_ACCURACY Geographical accuracy
UOM_GEO_ACCURACY Unit of measurement [geographical accuracy]
VAL_ELEV Elevation
VAL_ELEV_ACCURACY Elevation accuracy
VAL_GEOID_UNDULATION Geoid undulation
UOM_DIST_VER Unit of measurement [vertical distance]
VAL_CRC Cyclic redundancy check
TXT_VER_DATUM Vertical Datum
TXT_RMK Remark
Relationships
may be operating according to one and only one TIMETABLE Timetable
must be part of one and only one ILS Instrument landing system [ILS]
may be unmonitored according to one and only one TIMETABLE Timetable